package com.free.utl;

/**
 * the constants class.
 * 
 * @author YongXia.
 * 
 * @since jdk1.6
 * @version 1.0
 * 
 */
public final class Constants {

    /**
     * the default data format pattern.
     */
    public static final String DATA_FORMAT_PATTERN_DEFAULT = "yyyy-MM-dd HH:mm:ss,SSS";

    /**
     * NULL.
     */
    public static final String NULL = "null";

    private Constants() {
    }

}
